To prevent a case body from tilting to a front door side and falling due to the weight of an opened front door.

At a position slightly to a rotary shaft S1 from the center of the bottom surface part 300 of the front door 3 of a slot machine 1, a stand member 301 is attached. The stand member 301 is attachable and detachable to/from the bottom surface part 300 of the front door 3 and is provided on the bottom surface part 300 of the front door 3 projecting the distal end side from the bottom side of the front door 3 in the state that the the front door 3 is opened, the distal end side is abutted to an installation surface 391 where the case body 2 is installed, and thus the case body 2 is prevented from tilting to the side of the front door 3 for a prescribed angle or more. Thus, the case body 2 is prevented from tilting to the side of the front door 3 and falling due to the weight of the opened front door 3.

COPYRIGHT: (C)2007,JPO&INPIT